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곱셈 2자리 X 2자리

1

		2	4
		6	5
	1	2	0
1	4	4	0
1	5	6	0

2

		7	3
		8	2
	1	4	6
5	8	4	0
5	9	8	6

3

		3	3
		4	3
		9	9
1	3	2	0
1	4	1	9

4

		3	6
		5	5
	1	8	0
1	8	0	0
1	9	8	0

5

		9	6
		5	5
	4	8	0
4	8	0	0
5	2	8	0

6

		6	5
		4	4
	2	6	0
2	6	0	0
2	8	6	0

7

		3	7
		6	0
			0
2	2	2	0
2	2	2	0

8

		2	9
		2	3
		8	7
	5	8	0
	6	6	7

9

		1	2
		3	1
		1	2
	3	6	0
	3	7	2

10

		9	4
		7	3
	2	8	2
6	5	8	0
6	8	6	2

11

		4	4
		1	1
		4	4
	4	4	0
	4	8	4

12

		7	6
		3	4
	3	0	4
2	2	8	0
2	5	8	4

13

		4	4
		8	5
	2	2	0
3	5	2	0
3	7	4	0

14

		4	9
		4	4
	1	9	6
1	9	6	0
2	1	5	6

15

		3	4
		3	0
			0
1	0	2	0
1	0	2	0

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